This reference design provides specification, block diagram and PCB layout data of 1.2V/100A output isolated DC-DC converter which convert 48V bus voltage to 1.2V directly.
Design Documents contain the documents below.
Design Data contains the contents listed below.
Part Number | Device Category | Portion Usage | Description |
---|---|---|---|
Switching diode | Primary side, 3 Secondary side, 2 |
100 V/0.25 A Switching diode, SOD-323(USC) | |
Small-signal Schottky barrier diode | Primary side, 2 | 30 V/0.2 A Schottky Barrier Diode, SOT-23(SOT23) | |
Photocoupler (photo-IC output) | Communication between primary side and secondary side, 2 | Photocoupler (photo-IC output), High-speed, 50 Mbps, 5000 Vrms, SO6L | |
Photocoupler (phototransistor output) | Output voltage feedback, 1 | Photocoupler (phototransistor output), DC input, 5000 Vrms, DIP4(TLP785) | |
Power MOSFET (N-ch single VDSS≤30V) | Secondary side synchronous rectification, 4 | N-ch MOSFET, 30 V, 0.00065 Ω@10V, SOP Advance, U-MOSⅨ-H | |
Power MOSFET (N-ch single 60V<VDSS≤150V) | Primary side, 2 | N-ch MOSFET, 100 V, 0.0115 Ω@10V, TSON Advance, U-MOSⅨ-H |